Alnitak: how to find it and when to see it
Alnitak ranks 31st of the 74 bright stars on our list, at magnitude 1.74, in the constellation Orion.
You can see it from anywhere south of 88° N, and it's highest in the evening sky in January.
Alnitak at a glance
- Constellation
- Orion
- Magnitude
- 1.74
- Rank on our list
- 31 of 74
- Hemisphere
- Southern
- Right ascension
- 5 h 41 min
- Declination
- 1.9° south
- Visible from
- south of 88° N
- Never sets
- south of 88° S
- Best evening
- 30 January
- Name from
- Arabic
Where Alnitak is in the sky
Alnitak sits 1.9° south of the celestial equator, the line in the sky directly above Earth's equator, so it's in the southern half of the sky. Its right ascension is 5 h 41 min.
Right ascension works like longitude on the sky. It's counted in hours, and about one hour of it turns past you each hour of the night.
When and where to see Alnitak
From the northern hemisphere
From 40° N, the latitude of New York, Madrid and Beijing, Alnitak rises in the east, climbs to 48° above the horizon in the south and sets in the west.
It's in the evening sky from December to April, and it's highest in the evening around 30 January, in winter.
From the southern hemisphere
From 34° S, the latitude of Sydney, Cape Town and Buenos Aires, Alnitak rises in the east, climbs to 58° above the horizon in the north and sets in the west.
It's in the evening sky from November to April, and it's highest in the evening around 30 January, in summer.
How high Alnitak climbs from each latitude
The evening is about 9 pm local time, or 10 pm in summer time, and later when the sky is still too bright. A star counts as in the evening sky when it's at least 10° above the horizon.
| Latitude | Visibility | Highest point | Evening sky |
|---|---|---|---|
| 60° N | Rises and sets | 28° in the south | Dec to Mar |
| 50° N | Rises and sets | 38° in the south | Dec to Mar |
| 40° N | Rises and sets | 48° in the south | Dec to Apr |
| 30° N | Rises and sets | 58° in the south | Nov to Apr |
| 20° N | Rises and sets | 68° in the south | Nov to Apr |
| Equator | Rises and sets | 88° in the south | Nov to Apr |
| 20° S | Rises and sets | 72° in the north | Nov to Apr |
| 34° S | Rises and sets | 58° in the north | Nov to Apr |
| 45° S | Rises and sets | 47° in the north | Nov to Apr |
What the name Alnitak means
Alnitak comes from the Arabic al-niṭāq, the girdle. It's the eastern star of Orion's Belt.
Keep the sky of a night that matters
Our star maps show the stars above any place, at the minute you choose, with the constellation lines drawn in. If Alnitak was above the horizon that night, it's on your map, and we print it on museum-grade paper.
Questions about Alnitak
Alnitak is in Orion. It sits 1.9° south of the celestial equator, at a right ascension of 5 h 41 min.
Alnitak is highest in the evening sky around 30 January. That's winter in the northern hemisphere and summer in the southern hemisphere.
Yes, from anywhere south of 88° N. From 40° N, it climbs to 48° above the horizon in the south.
Alnitak has a magnitude of 1.74, which ranks it 31st of the 74 bright stars on our list. Sirius looks about 19 times brighter.
Alnitak comes from the Arabic al-niṭāq, the girdle. It's the eastern star of Orion's Belt.